What is Mark Upshaw's NPI number?

Mark Upshaw's National Provider Identifier (NPI) is 1285288415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Upshaw's specialty?

Mark Upshaw is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Mark Upshaw located?

Mark Upshaw's practice location on file with NPPES is 1811 Grand Canal Blvd Ste 2, Stockton, CA 95207-8107.

What is Mark Upshaw's phone number?

The practice phone number listed in the NPPES registry for Mark Upshaw is (510) 825-8658.

Is Mark Upshaw's NPI active?

Yes — Mark Upshaw's NPI (1285288415) is active in the NPPES registry as of the last update on 2024-03-23.

IndividualActive

Mark Upshaw

NPI 1285288415 · Behavior Technician · Stockton, CA

Mark Upshaw is a Behavior Technician provider in Stockton, CA (NPI 1285288415).

Provider details

NPI number: 1285288415
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers
Behavior Analyst103K00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(59/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
6 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1811 Grand Canal Blvd Ste 2

Stockton, CA 95207-8107

Phone: (510) 825-8658

Street-level locationGet directions

More CA providers

Mailing address

350 Fairway Dr Ste 101

Deerfield Beach, FL 33441-1834

Enumerated: 2019-07-25
Last updated: 2024-03-23
Certified: 2024-03-23

Frequently asked questions

What is Mark Upshaw's NPI number?: Mark Upshaw's National Provider Identifier (NPI) is 1285288415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mark Upshaw's specialty?: Mark Upshaw is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
Where is Mark Upshaw located?: Mark Upshaw's practice location on file with NPPES is 1811 Grand Canal Blvd Ste 2, Stockton, CA 95207-8107.
What is Mark Upshaw's phone number?: The practice phone number listed in the NPPES registry for Mark Upshaw is (510) 825-8658.
Is Mark Upshaw's NPI active?: Yes — Mark Upshaw's NPI (1285288415) is active in the NPPES registry as of the last update on 2024-03-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.